V4HCPCS Level II
Demonstration modifier 4
Related modifiers
V1Demonstration modifier 1V2Demonstration modifier 2V3Demonstration modifier 3V5Vascular catheter (alone or with any other vascular access)V6Arteriovenous graft (or other vascular access not including a vascular catheter)V7Arteriovenous fistula only (in use with two needles)V8Infection presentV9No infection present
Frequently asked questions
What does modifier V4 mean?
Demonstration modifier 4
HCPCS modifier data from CMS. CPT® is a registered trademark of the American Medical Association — CPT modifier descriptions are not included on this site. Always verify codes with authoritative sources before making billing decisions.